GlobalProtect VPN Script Errors (Windows)

Error

Common errors are “Unable to get property ‘j_username’ of an undefined or null reference" or "Web Login Service - Stale Request." Below are listed a couple methods to solve this issue.

Table of Contents

• Log in Button
• Re-add Portal
• Clear Cache
• Re-install GlobalProtect

Possible Solutions

Log in Button

• Instead of pressing Enter  on your keyboard to log in, click the Login button after entering your UTD credentials.

Re-add Portal

• Open GlobalProtect > Settings.
• From the list of Portals under "Manage Portals", select utdvpn.utdallas.edu > Delete.
  • Click the Delete button again to confirm.
• Click the Add button, and enter utdvpn.utdallas.edu when prompted for a portal address.
• Try reconnecting to the VPN; you should not see a script error when logging in.

Clear Cache

• Open the Start menu and search for "Internet Properties".
• In your new window under "General", click Delete... located in "Browsing history". 
• Check all boxes except Preserve Favorites website data, History, and Download History.
• Click Delete and try connecting to GlobalProtect again.

Re-install GlobalProtect

• Open the Start menu and search for "Control Panel".
• Select Program and Features > Global
• Find GlobalProtect from the list > right-click to Uninstall > Yes.
• Open File Explorer and go to the following path C:\Program Files\Palo Alto Networks.
• Delete the GlobalProtect folder located in  "C:\Program Files\Palo Alto Networks."
• Press the Windows Key + R to open the Run dialog, and type %LocalAppData% (with the percent signs) > Enter.
  • This should bring up another file explorer window.
  • In that window, select the Palo Alto Networks folder > Delete.
• Reinstall using the instructions here.